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Geodetic CRS: Karbala 1979
Datum: Karbala 1979
Ellipsoid: Clarke 1880 (RGS)
Prime meridian: Greenwich
Data source: EPSG
Information source: Survey Division, Ministry of Water Resources (MoWR).
Revision date: 2010-03-28
Scope: Temporary transformation pending introduction of bilinear interpolation gridded dataset.
Remarks: Used on a temporary basis prior to development of IRQCON. See also Karbala 1979 to WGS 84 (2) (tfm code 5076) for an equivalent tfm using geocentric translations.
Method: Cartesian Grid Offsets
Area of use: Iraq - onshore southeast.
Description: (0,)
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Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["Karbala 1979 / UTM zone 38N to IGRS / UTM zone 38N (1)", VERSION["MWR-Irq prov 2007"], SOURCECRS[ PROJCRS["Karbala 1979 / UTM zone 38N", BASEGEOGCRS["Karbala 1979", DATUM["Karbala 1979", ELLIPSOID["Clarke 1880 (RGS)",6378249.145,293.465, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4743]], CONVERSION["UTM zone 38N", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",45, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9996, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",500000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], ID["EPSG",3392]]], TARGETCRS[ PROJCRS["IGRS / UTM zone 38N", BASEGEOGCRS["IGRS", DATUM["Iraqi Geospatial Reference System", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",3889]], CONVERSION["UTM zone 38N", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",45, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9996, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",500000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], ID["EPSG",3891]]], METHOD["Cartesian Grid Offsets", ID["EPSG",9656]], PARAMETER["Easting offset",-287.54, LENGTHUNIT["metre",1], ID["EPSG",8728]], PARAMETER["Northing offset",278.25, LENGTHUNIT["metre",1], ID["EPSG",8729]], OPERATIONACCURACY[3.0], USAGE[ SCOPE["Temporary transformation pending introduction of bilinear interpolation gridded dataset."], AREA["Iraq - onshore southeast."], BBOX[29.06,43.98,32.51,48.61]], ID["EPSG",4072], REMARK["Used on a temporary basis prior to development of IRQCON. See also Karbala 1979 to WGS 84 (2) (tfm code 5076) for an equivalent tfm using geocentric translations."]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "Karbala 1979 / UTM zone 38N to IGRS / UTM zone 38N (1)", "source_crs": { "type": "ProjectedCRS", "name": "Karbala 1979 / UTM zone 38N", "base_crs": { "type": "GeographicCRS", "name": "Karbala 1979", "datum": { "type": "GeodeticReferenceFrame", "name": "Karbala 1979", "ellipsoid": { "name": "Clarke 1880 (RGS)", "semi_major_axis": 6378249.145, "inverse_flattening": 293.465 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4743 }, "remarks": "Geodetic network established by Polservice consortium. Replaces Nahrwan 1934 (CRS code 4744). Replaced by IGRS (CRS code 3889). At time of record population, information regarding usage within oil sector is not available." }, "conversion": { "name": "UTM zone 38N", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 0, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 45, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9996, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 500000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 3392 } }, "target_crs": { "type": "ProjectedCRS", "name": "IGRS / UTM zone 38N", "base_crs": { "type": "GeographicCRS", "name": "IGRS", "datum": { "type": "GeodeticReferenceFrame", "name": "Iraqi Geospatial Reference System", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 3889 } }, "conversion": { "name": "UTM zone 38N", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 0, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 45, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9996, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 500000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 3891 } }, "method": { "name": "Cartesian Grid Offsets", "id": { "authority": "EPSG", "code": 9656 } }, "parameters": [ { "name": "Easting offset", "value": -287.54, "unit": "metre", "id": { "authority": "EPSG", "code": 8728 } }, { "name": "Northing offset", "value": 278.25, "unit": "metre", "id": { "authority": "EPSG", "code": 8729 } } ], "accuracy": "3.0", "scope": "Temporary transformation pending introduction of bilinear interpolation gridded dataset.", "area": "Iraq - onshore southeast.", "bbox": { "south_latitude": 29.06, "west_longitude": 43.98, "north_latitude": 32.51, "east_longitude": 48.61 }, "id": { "authority": "EPSG", "code": 4072 }, "remarks": "Used on a temporary basis prior to development of IRQCON. See also Karbala 1979 to WGS 84 (2) (tfm code 5076) for an equivalent tfm using geocentric translations." }
Definition: Mapnik
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